Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.53
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -4.26 -0.375 1.60
Prot (kg) -5.34 -0.441 2.36
Fertility Sub Index 6.75
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 1.97 1.117 2.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.97
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 22.63

* Based on an €80/tonne carbon price